Iowa Net Migration Rate By County in 2011

Updated on July 26, 2024.

According to the US Census Bureau estimates, in 2011, the net migration rate per 1,000 population for Iowa was 2.07. Dallas County had the highest net migration rate per 1,000 population (33.36), followed by Jefferson County (17.62), and Dickinson County (14.85). On the other hand, Osceola County had the lowest net migration rate per 1,000 population (-18.32), followed by Decatur County (-18.12), and Emmet County (-17.08).

Net migration rate for a county refers to the difference between the number of migrants, both domestic and international, moving to the county and those leaving the county per 1,000 of the county's mid-year population. A positive rate is known as a net immigration rate, and a negative rate is known as a net emigration rate.

You can also see similar information for other states and also by state for the United States.

Hover over or click on the chart to see this information for each county. The data can also be filtered, sorted, and explored further in a table below.

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Iowa Net Migration Rate By County in 2011
Iowa Net Migration Rate By County in 2011
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County Net Migration Rate
Adair -10.9
Adams -3.99
Allamakee -10.07
Appanoose -0.62
Audubon -12.24
Benton -1.34
Black Hawk -0.65
Boone -0.38
Bremer 2.88
Buchanan -5.68
Buena Vista -5.7
Butler 5.42
Calhoun -2.87
Carroll 0.14
Cass -9.17
Cedar -5.43
Cerro Gordo -3.13
Cherokee -3.23
Chickasaw -0.4
Clarke -0.75
Clay -2.35
Clayton -1.77
Clinton -0.85
Crawford -0.06
Dallas 33.36
Davis -5.24
Decatur -18.12
Delaware -9.15
Des Moines -4.78
Dickinson 14.85
Dubuque 4.61
Emmet -17.08
Fayette 6.5
Floyd -13.76
Franklin -1.4
Fremont -7.56
Greene -1.28
Grundy 0.56
Guthrie -4.59
Hamilton -10.74
Hancock 0.27
Hardin -7.16
Harrison -5.86
Henry 7.14
Howard -1.78
Humboldt 0.41
Ida 1.84
Iowa -1.65
Jackson -3.23
Jasper -6.05
Jefferson 17.62
Johnson 11.99
Jones 1.79
Keokuk -13.01
Kossuth -6.66
Lee -6.64
Linn 7.13
Louisa -2.2
Lucas -3.6
Lyon 3.96
Madison -0.25
Mahaska 0.67
Marion -0.63
Marshall 5.19
Mills -3.79
Mitchell -6.51
Monona 6.17
Monroe 10.34
Montgomery -1.69
Muscatine -3.01
O'Brien -9.43
Osceola -18.32
Page 1.01
Palo Alto -0.96
Plymouth -8.59
Pocahontas -6.9
Polk 7
Pottawattamie -2.78
Poweshiek 0.69
Ringgold -5.31
Sac -7.87
Scott 3.89
Shelby -11.83
Sioux -0.21
Story 11.09
Tama -5.6
Taylor -0.63
Union 2.87
Van Buren -7.82
Wapello -6.8
Warren 3.96
Washington 5.84
Wayne -12.7
Webster -3.33
Winnebago -11.14
Winneshiek -0.19
Woodbury -2.4
Worth -1.32
Wright -9.61